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Report calls Gold King Mine spill preventable; blames EPA
October 22, 2015
Contractor working for EPA caused second wastewater spill in Colorado
October 13, 2015
Judge rules coal mine can stay open during environmental review process
September 15, 2015
Water treatment facility talks resume in light of Gold King spill
September 10, 2015
Colorado joins long list of states challenging Clean Power Plan
August 31, 2015
Calls for mining reform surface in wake of Gold King Mine spill
August 26, 2015
EPA knew of danger at Gold King Mine a year before spill
August 25, 2015
Mine spill area declared a disaster by Colorado Governor
August 11, 2015
Mine waste spill triggered by mine clean up team
August 7, 2015
Gold mine eyed near Independence Pass summit, east of Aspen
June 30, 2015
Judge rules mine approvals failed to consider environmental impacts
May 12, 2015
Exemption could open roadless area to coal mine expansion in Colorado
April 7, 2015
AngloGold Ashanti explores options for Cripple Creek & Victor gold mine
April 1, 2015
Colorado School of Mines receives $1 million gift from Freeport-McMoRan Foundation
February 6, 2015
Star Mine Operations fined more than $1 million for double fatality at Colorado silver mine
October 21, 2014
Cleanup efforts mark milestone in Colorado
October 20, 2014
Colorado School of Mines earns top ranking among US engineering schools
August 28, 2014
Lawsuits seek to halt coal mining in three states
July 7, 2014
Arch Coal considers appeal of federal court ruling to halt expansion
July 1, 2014
Fortune Minerals acquires silver mine in Colorado
May 13, 2014